Devices of the TURCK TT and the TC series are available with or without probe. The types without probe take any Pt100 (4-wire) probe of the TP series. The TT temperature transmitters are set to 0 to +150 °C by default. The processed signal is provided via an analog current output, 4 to 20 mA (2-wire). The TC devices feature a switching output, switch and release point are set by default. Customized settings are available on request.